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Gray Code Decoder in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 240th ovs-code 🇩🇪 0 76 4ms 10 May 2025 240th AlephSquirrel 0 76 43ms 3 Dec 2025 240th AlephSquirrel 0 76 445ms 3 Dec 2025 240th albanian-laundromat 0 76 18ms 3 Mar 2026 240th albanian-laundromat 0 76 188ms 22 days ago 240th MeWhenI 🇻🇦 0 76 586ms 15 days ago 240th MeWhenI 🇻🇦 0 76 188ms 5 days ago 240th duckyluuk 🇳🇱 0 76 128ms 5 days ago 249th lifthrasiir 🇰🇷 0 77 192ms 11 Dec 2024 249th Shanethegamer 🇺🇸 0 77 19ms 13 Dec 2024 249th emgordon154 0 77 161ms 9 May 2025 249th Natanaelel 🇸🇪 0 77 3ms 11 May 2025 249th addmai 0 77 20ms 24 Jul 2025 249th hiichbindermax 0 77 17ms 17 Aug 2025 249th 5cw 🇺🇸 0 77 18ms 22 Aug 2025 249th davecame 0 77 135ms 25 Sep 2025 249th SirBogman 🇺🇸 0 77 232ms 13 Oct 2025 249th jtaxen 0 77 19ms 16 Oct 2025 249th albanian-laundromat 0 77 19ms 25 Nov 2025 249th albanian-laundromat 0 77 412ms 6 Dec 2025 249th anter69 🇭🇺 0 77 139ms 4 Feb 2026 249th Matter1024 🇮🇳 0 77 17ms 12 Feb 2026 249th KasperKivimaeki 🇫🇮 0 77 564ms 15 days ago 249th StefanHabel 🇨🇦 0 77 1,217ms 7 days ago 249th ahmetdemirag 🇨🇾 0 77 18ms 7 days ago 249th tomh1012 0 77 17ms 7 days ago 249th HumanoidCPU 0 77 230ms 6 days ago 249th qpwoeirut 0 77 19ms 6 days ago 249th btjones0 0 77 19ms 6 days ago 249th ComradeSquirrel 0 77 18ms 6 days ago 249th bzijlema 🇳🇱 0 77 19ms 6 days ago 249th Lv0Sys 🇵🇱 0 77 18ms 5 days ago 249th stefangimmillaro 0 77 136ms 2 days ago 249th LostSyntax21 🇬🇧 0 77 18ms 2 days ago 275th jameswmccarty 0 78 19ms 29 Mar 2025 275th DialFrost 🇸🇬 0 78 3ms 10 May 2025 275th solisolu 0 78 20ms 10 Nov 2025 275th madex 🇩🇪 0 78 3ms 4 days ago 275th madex 🇩🇪 0 78 91ms 3 days ago 275th Steffan153 🇫🇮 0 78 454ms 38 hours ago 275th sean-niemann 🇺🇸 0 78 413ms 32 hours ago 275th stefangimmillaro 0 78 125ms 12 hours ago 283rd BREMAUCY 🇫🇷 0 79 18ms 7 days ago 283rd Andrey2001 0 79 18ms 7 days ago 283rd edsrzf 🇳🇿 0 79 30ms 6 days ago 283rd mishak-sys 0 79 411ms 5 days ago 283rd madex 🇩🇪 0 79 29ms 3 days ago 283rd firegene 🇮🇪 0 79 18ms 4 hours ago 289th Shanethegamer 🇺🇸 0 80 5ms 3 Jun 2025 289th error256 0 80 466ms 16 Jan 2026 289th albanian-laundromat 0 80 28ms 6 days ago 289th MeWhenI 🇻🇦 0 80 109ms 12 hours ago 293rd Shanethegamer 🇺🇸 0 81 348ms 3 Jun 2025 293rd Lv0Sys 🇵🇱 0 81 437ms 5 days ago 293rd Aquateraneal 🇺🇸 0 81 19ms 4 days ago 293rd luuumine 🇫🇷 0 81 16ms 4 days ago 293rd KatieLG 🇬🇧 0 81 67ms 2 days ago 293rd aadenboy 🇺🇸 0 81 5ms 28 hours ago 293rd MeWhenI 🇻🇦 0 81 428ms 12 hours ago 300th bricknellj 0 82 17ms 30 Jan 2025 300th dokutan 0 82 17ms 15 Aug 2025 300th scpchicken 🇵🇼 0 82 402ms 7 days ago 300th KatieLG 🇬🇧 0 82 18ms 7 days ago 300th solisolu 0 82 4ms 5 days ago 305th GolfingSuccess 🇬🇷 0 83 114ms 12 Jan 2026 305th GolfingSuccess 🇬🇷 0 83 386ms 12 Jan 2026 305th error256 0 83 430ms 12 Jan 2026 305th albanian-laundromat 0 83 9ms 26 Jan 2026 305th edsrzf 🇳🇿 0 83 473ms 6 days ago 305th edsrzf 🇳🇿 0 83 1,251ms 6 days ago 305th edsrzf 🇳🇿 0 83 106ms 5 days ago 305th Steffan153 🇫🇮 0 83 416ms 5 days ago 305th msbranicky 0 83 18ms 4 days ago 305th emgordon154 0 83 416ms 4 hours ago 315th madex 🇩🇪 0 84 359ms 2 days ago 315th Msleizak 🇫🇷 0 84 302ms 30 hours ago 317th Shanethegamer 🇺🇸 0 85 6ms 13 Dec 2024 317th edsrzf 🇳🇿 0 85 1,065ms 25 May 2025 317th albanian-laundromat 0 85 98ms 6 Dec 2025 317th GolfingSuccess 🇬🇷 0 85 25ms 14 Jan 2026 First Prev 241–320 of 430 Next Last